Technical specifications | VTech DM221-2 instruction

Appendix

Technical specifications

Frequency control	Crystal controlled PLL synthesizer

Transmit frequency	Baby unit: 1921.536-1928.448 MHz
	Parent unit: 1921.536-1928.448 MHz

Channels	5

Nominal effective range	Maximum power allowed by FCC and IC. Actual operating
	range may vary according to environmental conditions at
	the time of use.

Power requirements	Parent unit: 2.4V Ni-MH battery
	Baby unit adapter: Input: 100-120V AC 60Hz
	Output: 6V DC @ 400mA
	Parent unit adapter: Input: 100-120V AC 60Hz
	Output: 6V DC @ 400mA

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VTech DM221-2 user manual Technical specifications

Contents

Safe & SoundTM audio monitor Online user’s manual Congratulations Product introduction Important safety instructions Important safety instructions Electromagnetic fields EMF Table of contents Parts checklist Getting started Baby unit installation Power light remains on when the baby unit is turned on Parent unit battery installation Getting started Parent unit installation Parent unit battery charging Battery indicators Battery status ActionLOW Battery Baby unit overview Sound level indicators Power jack LightParent unit overview Display screen MIC Microphone On/off Parent unit display screen icons Audio settings Positioning and operating rangePositioning the audio monitor Operating range Test your audio monitor before use To test your audio monitor Parent unit settings Using the menuSensitivity Sound alert Vibration alertTo set the sound alert of the parent unit To set the vibration alert of the parent unit To change the nightlight auto-on setting Nightlight auto-onLanguage To change the language Set default To restore to the default settings Power on or off the baby unit Speaker volumeBaby unit operation Nightlight on the baby unit Power on or off the parent unit Parent unit operationTalk to the baby unit To talk to the baby unit Appendix Parent unit display screen messages Parent unit battery Troubleshooting My audio monitor does not work at allAudio monitor produces high-pitched noise Light and LOW Battery flash on the parent unit Volume OFF Light on the parent unit is off Parent unit beeps and is not performing normallyCommon cure for electronic equipment Maintenance Operating range Precautions for users of implanted cardiac pacemakers Rbrc sealPacemaker patients Limited warranty What does this limited warranty cover?How long is the limited warranty period? What is not covered by this limited warranty? How do you get warranty service? Other limitations FCC and IC regulations FCC PartIndustry Canada RF radiation exposure statement Technical specifications Index Index All rights reserved. Version 2 10/11